Speed up docker build (#3627)

1 files changed, 21 insertions, 5 deletions

diff --git a/Dockerfile b/Dockerfile
index 10ba15d7..78985d4d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,26 @@
-FROM rust:alpine AS build
+FROM --platform=$BUILDPLATFORM tonistiigi/xx AS xx
+FROM --platform=$BUILDPLATFORM rust:alpine AS build
+COPY --from=xx / /
+
+RUN apk add --no-cache clang lld
 COPY . /app
 WORKDIR /app
-RUN apk add --update musl-dev openssl-dev openssl-libs-static \
-    && CARGO_REGISTRIES_CRATES_IO_PROTOCOL=sparse \
-    OPENSSL_NO_PKG_CONFIG=1 OPENSSL_STATIC=1 OPENSSL_DIR=/usr/ \
-    cargo build -p typst-cli --release
+RUN --mount=type=cache,target=/root/.cargo/git/db \
+    --mount=type=cache,target=/root/.cargo/registry/cache \
+    --mount=type=cache,target=/root/.cargo/registry/index \
+    CARGO_REGISTRIES_CRATES_IO_PROTOCOL=sparse \
+    cargo fetch
+
+ARG TARGETPLATFORM
+RUN xx-apk add --no-cache musl-dev openssl-dev openssl-libs-static
+RUN --mount=type=cache,target=/root/.cargo/git/db \
+    --mount=type=cache,target=/root/.cargo/registry/cache \
+    --mount=type=cache,target=/root/.cargo/registry/index \
+    OPENSSL_NO_PKG_CONFIG=1 OPENSSL_STATIC=1 \
+    OPENSSL_DIR=$(xx-info is-cross && echo /$(xx-info)/usr/ || echo /usr) \
+    xx-cargo build -p typst-cli --release && \
+    cp target/$(xx-cargo --print-target-triple)/release/typst target/release/typst && \
+    xx-verify target/release/typst
 
 FROM alpine:latest
 WORKDIR /root/